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These instructions appear among the First steps in Creating a new crate, likely required to initialize the corresponding local git repository, as shown here. Particular values would seem relevant only when Publishing your projects in Alire and establishing Crate ownership. I would infer that now in this context means while getting started. In any case, you can examine and change these settings as shown here. Going forward, additional restrictions on using a work would violate the project's existing license terms.

^†_{Disclaimer: Neither affiliated with nor a current user of the Alire project.}

These instructions appear among the First steps in Creating a new crate, likely required to initialize the corresponding local git repository, as shown here. Particular values would seem relevant only when Publishing your projects in Alire and establishing Crate ownership. I would infer that now in this context means while getting started. In any case, you can examine and change these settings as shown here. Going forward, additional restrictions on using a work would violate the project's existing license terms.^†

^†_{Disclaimer: Neither affiliated with nor a current user of the Alire project.}